Seems many cannot think of the evil that surrounds them as it is too pervasive and malignant-they cannot conceptualize what is the problem, they cannot entertain something that pervasive as it is perverse...

People appear to be particularly adept at generating ideas, explanations and theories [with which to 'fit’ new incoming information into their present perspectives or paradigms] and usually with a fair degree of plausibility. — Michael S Gazzaniga, The Social Brain: Discovering the Networks of the Mind, 1985; Richard E Nisbett and T. D. Wilson, Psychology Review, 84: "Telling more than we know: verbal reports on mental process," 1977

[However] many people today don't want honest answers insofar as 'honest’ means 'unpleasant’ or 'disturbing.’ They want a soft answer that turneth away anxiety. — Louis Kronenberger, The Cart and the Horse, 1964